@big, the stairs just look worn to me and then copper plating is missing in a couple places to reveal the zinc core underneath (on Abe's forehead and along the lower roofline of the Lincoln Memorial.
"If you climb a good tree, you get a push."
-----Ghanaian proverb
"The danger we all now face is distinguishing between what is authentic and what is performed."
-----King Adz
-----Ghanaian proverb
"The danger we all now face is distinguishing between what is authentic and what is performed."
-----King Adz